def test_empty_get_one_column_from_json(self):
     result = Converter.get_one_column_from_json(self.str_for_converter,
                                                 "notexist.col")
     expected = ''
     self.assertEqual(result, expected, 'incorrect default data')
 def test_get_one_column_from_json(self):
     result = Converter.get_one_column_from_json(self.str_for_converter,
                                                 "client.phone")
     expected = "923143****"
     self.assertEqual(result, expected, 'incorrect default data')